Phraya Nakhon Cave, Sam Roi Yod, Thailand

internal worlds

Photos : Getty images

The longest caves aren’t necessarily the most beautiful. We tell you how far into the mountain you have to go to see the best parts. 
Lascaux Cave Chamber, France

65 FT.

The Lascaux Caves, France  

After just 65 feet it’s possible to see the famous Stone Age bulls on the wall … if you can find your way in, that is. The cave has been closed to the public since the 1963. 

100 FT.

Waitomo Glowworm Caves, New Zealand  

Just 100 feet into this grotto, you’ll start to see evidence of Arachnocampa luminosa—or glowworms as they’re more commonly known. 

400 FT.

Lechuguilla Cave, New Mexico (USA)  

One of the longest cave systems in the world at 140 miles, it’s beautiful: Think 20-foot gypsum chandeliers and cave pearls. 

Gouffre Berger, France

1,640 FT.

Gouffre Berger, France 

After a quarter mile of transverse descent, you come to the eerie stalactite formation known as the Salle des Treize. 

3,273 FT.

Eisriesenwelt, Austria  

Known as Elsa’s Ice Palace, only the first half-mile of this pure ice cave is accessible. Beyond that it’s Elsa only. 

5,800 FT.

Gasteiner Heilstollen, Austria  

Dug in 1943 by Polish slave laborers who, to the Nazis’ chagrin, not only refused to die but actually got stronger. All as a result of the mountain’s (slightly controversial) radioactive healing powers. 

hang Son Doong, Vietnam

20,000 FT.

Grotte Hang Son Doong, Vietnam  

Jungle gym: Almost four miles into this vast cave you’re confronted with a wall 200 feet high, which has only just been conquered by mountaineers. 

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10 2015 The Red Bulletin

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